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Volume 17, Number 6—June 2011
Dispatch

Worldwide Distribution of Major Clones of Listeria monocytogenes

Viviane Chenal-Francisque1, Jodie Lopez1, Thomas Cantinelli, Valerie Caro, Coralie Tran, Alexandre Leclercq, Marc Lecuit2, and Sylvain Brisse2Comments to Author 
Author affiliations: Author affiliations: Institut Pasteur, Paris, France (V. Chenal-Francisque, J. Lopez, T. Cantinelli, V. Caro, C. Tran, A. Leclercq, M. Lecuit, S. Brisse); World Health Organization Collaborating Center for Listeria, Paris (V. Chenal-Francisque, A. Leclercq, M. Lecuit); Inserm Avenir U604, Paris (M. Lecuit); Université Paris Descartes, Paris (M. Lecuit)

Main Article

Table

Distribution of the major Listeria monocytogenes clonal complexes in lineages I and II among sources

Lineage or clonal complexes No. (%), by source
Human/food ratio
Total Human Food Animal Environment Unknown
Lineage I, total 199 (100) 88 (44) 60 (30) 16 (8) 24 (12) 11 (6) 1.60:1
CC1 (4b) 47 (100) 26 (55) 10 (21) 4 (9) 3 (6) 4 (9) 2.60:1
CC2 (4b) 64 (100) 36 (56) 13 (20) 6 (9) 5 (8) 4 (6) 2.77:1
CC3 (1/2b) 32 (100) 11 (34) 17 (53) 1 (3) 2 (6) 1 (3) 0.65:1
Other 4b 20 (100) 8 (40) 6 (30) 1 (5) 4 (20) 1 (5) 1.33:1
Other 1/2b
36 (100)
7 (19)
14 (39)
4 (11)
10 (28)
1 (3)
0.50:1
Lineage II, total 98 (100) 29 (30) 45 (46) 11 (11) 8 (8) 5 (5) 0.64:1
CC9 (1/2c) 28 (100) 7 (25) 14 (50) 2 (7) 3 (11) 2 (7) 0.50:1
Other, lineage II (1/2a) 70 (100) 22 (31) 31 (44) 9 (13) 5 (71) 3 (4) 0.71:1

Main Article

1These authors contributed equally to this study.

2These authors contributed equally to this study.

Page created: August 03, 2011
Page updated: August 03, 2011
Page reviewed: August 03, 2011
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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